Ca-ipcc preparation for it-sm

i am taking classes from Dinesh Madan sir for IT-SM in ETEN-CA,Kolkata..i want to know that the written notes which sir gives us in class is enough for exam purpose or we need to go through his study module also?actually i will be appearing for both groups in nov 2012 exam ,so i want to devote more time in Group 1 subjects but at da same time i also want to ensure that my preparation for group-2 subjects are upto the mark...